Miklós Laczi

MSc in Biology (2006, ELTE)
PhD in Ecology (2017, ELTE)
research assistant

Research interests

  • Sexual signals in birds: information content, structurally and pigment-based colours, composite colour signals.
  • Colouration as sexual signal with relation to parental care in birds.
  • Impacts of climatic fluctuation on reproduction of birds.
  • Chemical element composition in the collared flycatcher and the great tit feathers.
  • Mechanisms of sexual selection in birds.
  • Structure and function of song in collared flycatchers.


Hegyi G., Laczi M., Kötél D., Csizmadia T., Lőw P., Rosivall B., Szöllősi E., Török J. (2018). Reflectance variation in the blue tit crown in relation to feather structure. Journal of Experimental Biology 221:176727
Hegyi G., Laczi M., Boross N., Jablonszky M., Kötél D., Krenhardt K., Markó G., Nagy G., Rosivall B., Szász E., Garamszegi L. Z., Török J. (2018). When to measure plumage reflectance: a lesson from collared flycatchers Ficedula albicollis. Ibis (DOI: 10.1111/ibi.12609)
Zsebők S., Blázi Gy., Laczi M., Nagy G., Vaskuti É., Garamszegi L. Z. (2018). "Ficedula" - an open-source MATLAB toolbox for cutting, segmenting and computer-aided clustering of bird song. Journal of Ornithology
Jablonszky M., Szász E., Krenhardt K., Markó G., Hegyi G., Herényi M., Laczi M., Nagy G., Rosivall B., Szöllősi E., Török J., Garamszegi L. Z. (2018). Unravelling the relationships between life history, behaviour and condition under the pace-of-life syndromes hypothesis using long-term data from a wild bird. Behavioral Ecology and Sociobiology 72:52.
Zsebők, S., Herczeg, G., Blázi, Gy., Laczi, M., Nagy, G., Török, J., Garamszegi, L.z. (2018). Minimum spanning tree as a new, robust repertoire size comparison method: simulation and test on birdsong. Behavioral Ecology and Sociobiology 72:48.
Garamszegi L. Z., Zagalska-Neubauer M., Canal D., Blázi Gy., Laczi M., Nagy G., Szöllősi E., Vaskuti É., Török J., Zsebők S. (2018). MHC-mediated sexual selection on bird song: generic polymorphism, particular alleles and acoustic signals. Molecular Ecology 27:2620-2633.
Laczi, M., Kötél, D., Török, J., Hegyi, G. (2017). Mutual plumage ornamentation and biparental care: consequences for success in different environments. Behavioral Ecology 28:1359-1368.
Pecsics, T., Laczi, M., Nagy, G., Csörgő, T., (2017). The cranial morphometrics of the wildfowl (Anatidae). Ornis Hungarica 25:44-57.
Zsebők, S., Herczeg, G., Blázi, Gy., Laczi, M., Nagy, G., Szász, E., Markó, G., Török, J., Garamszegi, L. Z. (2017). Short- and long-term repeatability and pseudo-repeatability of bird song: sensitivity of signals to varying environments. Behavioral Ecology and Sociobiology 71:154.
Vaskuti, É., Zsebők, S., Herczeg, G., Blázi, Gy., Laczi, M., Nagy, G., Török, J., Garamszegi, L.Z. (2016). A kulturális evolúció nyomai az örvös légykapó (Ficedula albicollis) énekében. Állattani Közlemények 101:25-41.
Hargitai, R., Nagy, G., Herényi, M., Nyiri, Z., Laczi, M., Hegyi, G., Eke, Zs., Török, J. (2016). Darker eggshell spotting indicates lower yolk antioxidant level and poorer female quality in the Eurasian Great Tit (Parus major). The Auk 133:131-146..
Óvári, M., Laczi, M., Török, J., Mihucz, V.G., Záray, Gy. (2016). Elemental composition in feathers of a migratory passerine for differentiation of sex, age and molting areas. Environmental Science and Pollution Research 1-14.
Kötél D., Laczi M., Török J., Hegyi G. (2016). Mutual ornamentation and the parental behaviour of male and female Collared Flycatchers Ficedula albicollis during incubation. Ibis 158:796-807.
Szöllősi, E., Garamszegi, L.Z., Hegyi, G., Laczi, M., Rosivall, B., Török, J. (2016). Haemoproteus infection status of collared flycatcher males changes within a breading season. Parasitology Research 115:4663-4672.
Hegyi, G., Laczi, M. (2015). Using full models, stepwise regression and model selection in ecological data sets: Monte Carlo simulations. Annales Zoologici Fennici 52:145-159.
Hegyi, G., Laczi, M., Nagy, G., Szász, E., Kötél, D., Török, J. (2015). Stable correlation structure among multiple plumage colour traits: can they work as a single signal? Biological Journal of the Linnean Society 114:92-108.
Hegyi, G., Kötél, D., Laczi, M. (2015). Direct benefits of mate choice: a meta-analysis of plumage colour and offspring feeding rates in birds. The Science of Nature 102:62.
Hargitai, R., Hegyi, G., Herényi, M., Laczi, M., Nagy, G., Rosivall, B., Szöllősi, E., Török, J. (2014). Winter body condition in the Collared Flycatcher: Determinants and carryover effects on future breeding parameters. The Auk 131(3):257-264.. (DOI: 10.1642/AUK-13-158.1)
Laczi, M., Hegyi, G., Herényi, M., Kiss, D., Markó, G., Nagy, G., Rosivall, B., Szöllősi, E., Török, J. (2013). Integrated plumage colour variation in relation to body condition, reproductive investment and laying date in the collared flycatcher. Naturwissenschaften 100:(10) 983-991.
Markó, G., Azcárate, M., Hegyi, G., Herczeg, G., Laczi, M., Nagy, G., Senar, J.C., Török, J., Garamszegi, L.Z. (2013). Behavioural responses to handling stress in the Great Tit: within-individual consistency and the effect of age, sex and body condition. Ornis Hungarica 21:12-25.
Boross, N., Markó, G., Laczi, M., Garamszegi, L.Z., Hegyi, G., Herényi, M., Kiss, D., Nagy, G., Rosivall, B., Szöllősi, E., Török, J. (2012). Sources of variation in haematocrit in the Collared Flycatcher (Ficedula albicollis). Ornis Hungarica 20:64-72.
Laczi, M., Török, J., Rosivall, B., Hegyi, G. (2011) Integration of spectral reflectance across the plumage: Implications for mating patterns. PLoS ONE 6(8):e23201.
Bajer, K., Molnár, O., Hegyi, G., Herczeg, G., Laczi, M., Török, J. (2009). Zöld gyíkok színezete és morfológiája: jelzések és funkciók. Állattani Közlemények 94(2):167-176.
Hegyi, G., Szigeti, B., Laczi, M., Eens, M., Török, J. (2008). Correlated variation of colour between melanin and carotenoid pigmented plumage areas in great tits. Evolutionary Ecology Research 10:559-574.
Laczi, M., Cserepes, T., M., Hegyi, G., Michl, G., Szigeti, B., Török, J. (2006). A tollazat UV- reflektanciája és a táplálkozás kapcsolata vízimadaraknál. Állattani Közlemények 91(2):117-126.

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